Convertible amphibious airplane



FIG. 1 is a top plan view of a convertible amphibious airplane showingmy new design with the landing gear in retracted position;

FIG. 2 is a front elevation view thereof, with the landing gear down andthe boat-type hull and wing tip floats shown in exploded condition;

FIG. 3 is a side elevation view thereof with the landing gear down, itbeing understood that the opposite side is a mirror image of that shown;

FIG. 4 is a side elevation view thereof with the boat-type hull and wingtip floats removed;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a front elevation view thereof with the wings in foldedcondition and the landing gear down and the boat-type hull removed;

FIG. 7 is a top plan view of FIG. 6;

FIG. 8 is a side elevation view of FIG. 6 with the boat-type hull inplace;

FIG. 9 is a side elevation view of one of the wing tip floats shownseparately for clarity of illustration;

FIG. 10 is a side elevation view of the boat-type hull shown separatelyfor clarity of illustration.

The ornamental design for a convertible amphibious airplane, as shownand described.